Finding the Fourth Proportional to 6,826,241.06, 9,420,212.29 and 3,686,504.45
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Solution
The fourth proportional to 6,826,241.06, 9,420,212.29 and 3,686,504.45 is: 5,087,375.94
Step by Step Solution
- Step 1: Write the proportion equation
6,826,241.06 : 9,420,212.29 = 3,686,504.45 : x - Step 2: Convert to fraction form
6,826,241.06/9,420,212.29 = 3,686,504.45/x - Step 3: Cross multiply
6,826,241.06x = 9,420,212.29 × 3,686,504.45 - Step 4: Simplify right side
6,826,241.06x = 34,727,654,540,981.55 - Step 5: Solve for x
x = 34,727,654,540,981.55/6,826,241.06 - Step 6: Final answer
x = 5,087,375.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.